namespace CoreManager.Models.DTOs
{
    /// <summary>
    /// 验证码DTO
    /// </summary>
    public class CaptchaDto
    {
        /// <summary>
        /// 请求ID
        /// </summary>
        public string RequestId { get; set; } = string.Empty;

        /// <summary>
        /// 验证码图片（Base64编码）
        /// </summary>
        public string CaptchaImage { get; set; } = string.Empty;

        /// <summary>
        /// 过期时间
        /// </summary>
        public DateTime ExpiresAt { get; set; }
    }
}